CORD-1551 - updated maas makefiles and multi-stage dockerfile
Change-Id: I0bab86e0207edb12f553ddcfe040882f04f34f25
diff --git a/help.mk b/help.mk
new file mode 100644
index 0000000..f8ecad5
--- /dev/null
+++ b/help.mk
@@ -0,0 +1,15 @@
+.DEFAULT_GOAL := help
+
+help:
+ @echo "Available targets:"
+ @echo " build - builds any artifacts"
+ @echo " publish - publishes any built artifacts to a deployment server"
+ @echo " clean - remove tempory files and build artifacts"
+ @echo " test - executes any unit tests on the project"
+ @echo " help - this message"
+ @echo ""
+ @echo "Available environment variables:"
+ @echo " PROJECT_PREFIX - defines a prefix to prepend to all Docker image names"
+ @echo " PACKAGE_TAG - defines the TAG to use on the public Docker image that is the build artifact"
+ @echo " REGISTRY - name of the registry to which to publish Docker images"
+ @echo " DOCKER_ARGS - additional arguments to pass to the Docker build command"